Based on this product's specifications, here are some alternatives and similar models
UN mounting clamp OBA6 for pressure regulator 6/4" symmetrical without side outlet (1 pc)
Summary description:
Mounting clamp UN OBA6 is a single-piece symmetrical bracket designed for fixing a 6/4" pressure regulator without a side outlet. Supplied as one unit, the clamp provides mechanical support and alignment for regulator installation, suitable for plumbing and gas applications where a regulator body with no lateral connection must be secured.